*{
    padding: 0px;
    margin: 0px;
}
body,html{
    width: 100%;
    height: 100%;
}
.head_img{
    margin-top: 50px;
    width: 100%;
    height: 100px;
text-align: center;
}
.head_img img{
    height: 80px;
}
.main{
    width: 100%;
    height: 500px;
    /* background-color: aqua; */
}
.goBack{
    position: absolute;
    left: 20px;
    top: 20px;
    width: 100px;
    height: 100px;
}
.goBack img{
    width: 50px;
    height:50px;
}
.main_in{
    width: 80%;
    height: 80px;
    margin: 0 auto;
    margin-top: 10px;
}
input{
    opacity: .7;
    background-color: rgb(241, 241, 241);
    border-radius: 10px;
    width: 100%;
    height: 70%;
    font-weight: 500;
    font-size: 15px;
    border: 0px;
}
.main_in_text_one{
    width: 80%;
    height: 30px;
    text-align: center;
    margin: 0 auto;
    margin-top: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.main_in_text_one_radius{
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 1px solid black;
}
.main_in_input{
    width: 100%;
    margin-bottom: 20px;
}
.main_in_text_two{
    width: 80%;
    height: 30px;
    text-align: center;
    margin: 0 auto;
    margin-top: 20px;
    margin-bottom: 50px;
}
.main_in_attention_username,.main_in_attention_password{
        display: none;
    font-weight: 1000;
    color: red;

}
.main_in_attention_password{
    display: none;
    font-weight: 1000;
    color: red;
}
.text_orgin{
    color: rgb(255, 137, 63);
}
.main_in_button_login{
    width: 80%;
    height: 50px;
    margin: 0 auto;
    margin-bottom: 20px;
}
.main_in_button_login button{
    width: 100%;
    height: 100%;
    margin: 0 auto;
    border-radius: 40px;
    background-color: rgb(223, 97, 0);
    font-weight: 1000;
    font-size: 20px;
    color: white;
}
.main_in_bottom{
    width: 80%;
    height: 50px;
    margin: 0 auto;
    font-size: 15px;
    color: rgb(141, 141, 141);
    /* background-color: black; */
}
.main_in_bottom_forget{
float: left;
}
.main_in_bottom_check{
    float: right;
}
.footer{
    width: 100%;
    height: 100px;
}
.footer_spider{
    margin-top: 50px;
    height: 20px;
  line-height: 20px;
  text-align: center;
  color: #666666;
}
.txt {
    color: #333333;
    font-size: 15px;
    vertical-align: middle;
  }
  .line {
    display: inline-block;
    padding-top : 3px;
    width: 10%;
    border-top: 1px solid #666666;
  }
  .footer_list{
    width: 80%;
    margin: 0 auto;
    display: flex;
    justify-content:space-between;
    margin-top: 20px;
  }
  .footer_list div{
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .footer_list img{
    width: 40px;
    height: 40px;
  }
  .footer_list div:first-child{
    background-color:rgba(66, 214, 86, 0.2);
    border-radius: 50%;
  }
  .footer_list div:nth-child(2){
    background-color:rgba(93, 166, 235, 0.2);
    border-radius: 50%;
  }
  .footer_list div:nth-child(3){
    background-color:rgba(255, 95, 67, 0.2);
    border-radius: 50%;
  }
  .footer_list div:last-child{
    background-color:rgba(0, 0, 0, 0.2);
    border-radius: 50%;
  }
